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File name:

Transaction Receipt.exe

Full analysis: https://app.any.run/tasks/fca1a9d8-f59a-4da6-a3db-f7a5e5a24413
Verdict: Malicious activity
Threats:

NanoCore is a Remote Access Trojan or RAT. This malware is highly customizable with plugins which allow attackers to tailor its functionality to their needs. Nanocore is created with the .NET framework and it’s available for purchase for just $25 from its “official” website.

Malware Trends Tracker     >>>
Analysis date: June 18, 2019, 22:00:19
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Tags:
trojan
nanocore
rat
netwire
Indicators:
MIME: application/x-dosexec
File info: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
MD5:

670AB9CA868E7CAED56FD1E8EF27FDA8

SHA1:

B7EBEC5F6C0884A982B7EF6D44C04209360350FF

SHA256:

07080DDC9F47E8C7F275E7153C2B0C7D7CA2431740CE1023E34AB0EE960F0AFC

SSDEEP:

24576:atpyHIDa++mD7/Qiz2i7huMQ5hyPkEzy4wD:ipAD0Qiz2suMahyi

ANY.RUN is an interactive service which provides full access to the guest system. Information in this report could be distorted by user actions and is provided for user acknowledgement as it is. ANY.RUN does not guarantee maliciousness or safety of the content.

  • MALICIOUS

    • Writes to a start menu file

      • Transaction Receipt.exe (PID: 3400)
      • WqiHFhRnJlDx.exe (PID: 536)
      • filename.exe (PID: 3036)
      • filename.exe (PID: 2608)

    • Application was dropped or rewritten from another process

      • WqiHFhRnJlDx.exe (PID: 536)

    • Disables Windows Defender

      • filename.exe (PID: 2608)
      • filename.exe (PID: 3036)

    • NanoCore was detected

      • RegAsm.exe (PID: 2888)

    • Connects to CnC server

      • RegAsm.exe (PID: 2888)
      • Transaction Receipt.exe (PID: 2100)

    • NETWIRE was detected

      • Transaction Receipt.exe (PID: 2100)

  • SUSPICIOUS

    • Executes scripts

      • Transaction Receipt.exe (PID: 3400)
      • WqiHFhRnJlDx.exe (PID: 536)
      • filename.exe (PID: 3036)
      • filename.exe (PID: 2608)

    • Creates files in the user directory

      • Transaction Receipt.exe (PID: 3400)
      • powershell.exe (PID: 1708)
      • RegAsm.exe (PID: 2888)
      • powershell.exe (PID: 940)
      • Transaction Receipt.exe (PID: 2100)

    • Starts CMD.EXE for commands execution

      • Transaction Receipt.exe (PID: 3400)
      • WqiHFhRnJlDx.exe (PID: 536)

    • Executable content was dropped or overwritten

      • Transaction Receipt.exe (PID: 3400)

    • Reads the BIOS version

      • filename.exe (PID: 3036)

    • Executes PowerShell scripts

      • filename.exe (PID: 3036)
      • filename.exe (PID: 2608)

    • Application launched itself

      • Transaction Receipt.exe (PID: 3400)

  • INFO

    No info indicators.
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.exe | Generic CIL Executable (.NET, Mono, etc.) (63.1)
.exe | Win64 Executable (generic) (23.8)
.dll | Win32 Dynamic Link Library (generic) (5.6)
.exe | Win32 Executable (generic) (3.8)
.exe | Generic Win/DOS Executable (1.7)

EXIF

EXE

MachineType: Intel 386 or later, and compatibles
TimeStamp: 2019:05:12 19:09:42+02:00
PEType: PE32
LinkerVersion: 8
CodeSize: 271360
InitializedDataSize: 1273856
UninitializedDataSize: -
EntryPoint: 0x442fe
OSVersion: 4
ImageVersion: -
SubsystemVersion: 4
Subsystem: Windows GUI

Summary

Architecture: IMAGE_FILE_MACHINE_I386
Subsystem: IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date: 12-May-2019 17:09:42
Detected languages:
  • English - United States
  • German - Germany
Debug artifacts:
  • C:\xampp\htdocs\Aspire\files\leewong_uFbokFrMaJQabJvL\uFbokFrMaJQabJvLma.pdb

DOS Header

Magic number: MZ
Bytes on last page of file: 0x0090
Pages in file: 0x0003
Relocations: 0x0000
Size of header: 0x0004
Min extra paragraphs: 0x0000
Max extra paragraphs: 0xFFFF
Initial SS value: 0x0000
Initial SP value: 0x00B8
Checksum: 0x0000
Initial IP value: 0x0000
Initial CS value: 0x0000
Overlay number: 0x0000
OEM identifier: 0x0000
OEM information: 0x0000
Address of NE header: 0x00000080

PE Headers

Signature: PE
Machine: IMAGE_FILE_MACHINE_I386
Number of sections: 3
Time date stamp: 12-May-2019 17:09:42
Pointer to Symbol Table: 0x00000000
Number of symbols: 0
Size of Optional Header: 0x00E0
Characteristics:
  • IMAGE_FILE_32BIT_MACHINE
  • IMAGE_FILE_EXECUTABLE_IMAGE

Sections

Name
Virtual Address
Virtual Size
Raw Size
Charateristics
Entropy
.text
0x00002000
0x00042304
0x00042400
IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
5.94021
.rsrc
0x00046000
0x00136D64
0x00136E00
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
7.19016
.reloc
0x0017E000
0x0000000C
0x00000200
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ
0.0815394

Resources

Title
Entropy
Size
Codepage
Language
Type
0
2.69055
90
Latin 1 / Western European
English - United States
RT_GROUP_ICON
1
2.94526
270376
Latin 1 / Western European
English - United States
RT_ICON
2
4.49472
1128
Latin 1 / Western European
English - United States
RT_ICON
3
3.75092
9640
Latin 1 / Western European
English - United States
RT_ICON
4
4.09061
4264
Latin 1 / Western European
English - United States
RT_ICON
5
3.16719
67624
Latin 1 / Western European
English - United States
RT_ICON
6
3.54952
16936
Latin 1 / Western European
English - United States
RT_ICON
128
7.96897
902656
Latin 1 / Western European
German - Germany
RT_HTML

Imports

mscoree.dll
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
59
Monitored processes
14
Malicious processes
7
Suspicious processes
0

Behavior graph

Click at the process to see the details
drop and start drop and start start transaction receipt.exe cmd.exe wqihfhrnjldx.exe cscript.exe no specs cmd.exe cscript.exe no specs filename.exe filename.exe #NANOCORE regasm.exe powershell.exe no specs powershell.exe no specs cscript.exe no specs cscript.exe no specs #NETWIRE transaction receipt.exe

Process information

PID
CMD
Path
Indicators
Parent process
3400"C:\Users\admin\AppData\Local\Temp\Transaction Receipt.exe" C:\Users\admin\AppData\Local\Temp\Transaction Receipt.exe
explorer.exe
User:
admin
Integrity Level:
MEDIUM
3852"C:\Windows\System32\cmd.exe" /k START "" "C:\Users\admin\filename.exe" & EXITC:\Windows\System32\cmd.exe
Transaction Receipt.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Windows Command Processor
Exit code:
9059
Version:
6.1.7601.17514 (win7sp1_rtm.101119-1850)
536"C:\Users\admin\WqiHFhRnJlDx.exe" C:\Users\admin\WqiHFhRnJlDx.exe
Transaction Receipt.exe
User:
admin
Integrity Level:
MEDIUM
2560"C:\Windows\System32\cscript.exe" //B //Nologo C:\Users\admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\startupname.vbsC:\Windows\System32\cscript.exe—Transaction Receipt.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Microsoft ® Console Based Script Host
Exit code:
1
Version:
5.8.7600.16385
1460"C:\Windows\System32\cmd.exe" /k START "" "C:\Users\admin\filename.exe" & EXITC:\Windows\System32\cmd.exe
WqiHFhRnJlDx.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Windows Command Processor
Exit code:
0
Version:
6.1.7601.17514 (win7sp1_rtm.101119-1850)
940"C:\Windows\System32\cscript.exe" //B //Nologo C:\Users\admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\startupname.vbsC:\Windows\System32\cscript.exe—WqiHFhRnJlDx.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Microsoft ® Console Based Script Host
Exit code:
1
Version:
5.8.7600.16385
2608C:\Users\admin\filename.exe C:\Users\admin\filename.exe
cmd.exe
User:
admin
Integrity Level:
HIGH
Exit code:
1
3036"C:\Users\admin\filename.exe" C:\Users\admin\filename.exe
cmd.exe
User:
admin
Integrity Level:
HIGH
2888"C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
WqiHFhRnJlDx.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Microsoft .NET Assembly Registration Utility
Version:
2.0.50727.5420 (Win7SP1.050727-5400)
940"powershell" Get-MpPreference -verboseC:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe—filename.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Windows PowerShell
Exit code:
1
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Total events
1 040
Read events
902
Write events
0
Delete events
0

Modification events

No data
Executable files
2
Suspicious files
7
Text files
4
Unknown types
1

Dropped files

PID
Process
Filename
Type
1708powershell.exeC:\Users\admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\X38ERZ9Z2LVZGOTK7OU6.temp —
MD5:—
SHA256:—
940powershell.exeC:\Users\admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\GMQ1S00PFUSEPIA036XC.temp —
MD5:—
SHA256:—
940powershell.exeC:\Users\admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-msbinary
MD5:33B4C42BAF9E3CA295E3BDCD51C02EAF
SHA256:B4273C31A01B0B90869574075D54D52E8098519587F61AE756B69729D0AF86A5
3400Transaction Receipt.exeC:\Users\admin\filename.exeexecutable
MD5:670AB9CA868E7CAED56FD1E8EF27FDA8
SHA256:07080DDC9F47E8C7F275E7153C2B0C7D7CA2431740CE1023E34AB0EE960F0AFC
2888RegAsm.exeC:\Users\admin\AppData\Roaming\90059C37-1320-41A4-B58D-2B75A9850D2F\run.datbinary
MD5:88ECFC125928BA5C103890183AE0E6D2
SHA256:6371078C55E59ABA67D420190238F8C1ED5EBBF253FC30D15A719B724E28C321
536WqiHFhRnJlDx.exeC:\Users\admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\startupname.vbstext
MD5:56105D63FA8B3CD9964863079C5F7A9F
SHA256:42C85B08E3CF623FB99E7E66209CF1E46D44FCDEF65A337378011453F65AF537
3400Transaction Receipt.exeC:\Users\admin\WqiHFhRnJlDx.exeexecutable
MD5:27D2388A4B0EF4EC859032CE4910D367
SHA256:15344AFC76EA87116C65F433C17ABCD784F1B3CDAB2970F497C3A730AA42AC57
1708powershell.exeC:\Users\admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-msbinary
MD5:33B4C42BAF9E3CA295E3BDCD51C02EAF
SHA256:B4273C31A01B0B90869574075D54D52E8098519587F61AE756B69729D0AF86A5
940powershell.exeC:\Users\admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms~RF1369e8.TMPbinary
MD5:33B4C42BAF9E3CA295E3BDCD51C02EAF
SHA256:B4273C31A01B0B90869574075D54D52E8098519587F61AE756B69729D0AF86A5
3400Transaction Receipt.exeC:\Users\admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\startupname.vbstext
MD5:56105D63FA8B3CD9964863079C5F7A9F
SHA256:42C85B08E3CF623FB99E7E66209CF1E46D44FCDEF65A337378011453F65AF537
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
0
TCP/UDP connections
3
DNS requests
2
Threats
0

HTTP requests

No HTTP requests
Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

PID
Process
IP
Domain
ASN
CN
Reputation
2888
RegAsm.exe
104.206.98.246:30301
justgo.linkpc.net
Eonix Corporation
US
malicious
2888
RegAsm.exe
8.8.8.8:53
—
Google Inc.
US
whitelisted
2100
Transaction Receipt.exe
104.206.98.246:3986
justgo.linkpc.net
Eonix Corporation
US
malicious

DNS requests

Domain
IP
Reputation
justgo.linkpc.net
  • 104.206.98.246
malicious

Threats

PID
Process
Class
Message
2888
RegAsm.exe
A Network Trojan was detected
ET TROJAN Possible NanoCore C2 60B
2888
RegAsm.exe
A Network Trojan was detected
ET TROJAN Possible NanoCore C2 60B
2888
RegAsm.exe
A Network Trojan was detected
MALWARE [PTsecurity] NanoCore.RAT
2888
RegAsm.exe
A Network Trojan was detected
MALWARE [PTsecurity] NanoCore.RAT
2888
RegAsm.exe
A Network Trojan was detected
MALWARE [PTsecurity] NanoCore.RAT
2888
RegAsm.exe
A Network Trojan was detected
MALWARE [PTsecurity] NanoCore.RAT
2888
RegAsm.exe
A Network Trojan was detected
ET TROJAN Possible NanoCore C2 64B
2888
RegAsm.exe
A Network Trojan was detected
MALWARE [PTsecurity] NanoCore.RAT
2888
RegAsm.exe
A Network Trojan was detected
MALWARE [PTsecurity] NanoCore.RAT
2888
RegAsm.exe
A Network Trojan was detected
ET TROJAN Possible NanoCore C2 64B
33 ETPRO signatures available at the full report
No debug info
Interactive malware hunting service ANY.RUN
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Reports
Transaction Receipt.exe